Watch the install video
9003852-1-M-Husqvarna-530047721-Purge Bulb
Part Location Diagram of 530047721 Husqvarna Purge Bulb
See part A-24 in the diagram
Replacing your Poulan Chainsaw Purge Bulb
( Grid squares measure 1x1 inch )
9003852-1-S-Husqvarna-530047721-Purge Bulb 9003852-2-S-Husqvarna-530047721-Purge Bulb Part Location Diagram of 530047721 Husqvarna Purge Bulb Replacing your Poulan Chainsaw Purge Bulb

Purge Bulb 530047721

Works With Model PP333!
$12.05
In Stock
Fix Number:
FIX9003852
Manufacturer #:
530047721
Manufactured by:
Husqvarna
Works With Model PP333!

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Product Description

This is a genuine OEM replacement part, it is sold individually. By pressing on the Purge Bulb, it will force fuel into the fuel line from the fuel tank into the carburetor. Once the carburetor is full of fuel, the excess fuel will be purged back into the tank in the fuel return line. Over time the primer will lose its elasticity or crack and need to be replaced. We have an article and video on

  • Works with the following brands:
    Poulan, Husqvarna, Craftsman, Jonsered
  • Works with the following products:
    Chainsaw, Trimmer, Leaf Blower / Vacuum, Pole Saw
  • Part# 530047721 replaces these:
    5300477-21, 530047721
Works with the following brands:
Poulan, Husqvarna, Craftsman, Jonsered
Works with the following products
Chainsaw, Trimmer, Leaf Blower / Vacuum, Pole Saw
Part Number Cross Reference
Part# 530047721 replaces these:
5300477-21, 530047721

Videos For installing this part.

Replacing your Purge Bulb

Replacing your Purge Bulb

Questions and Answers

Be the first to ask our experts a question about this part!

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Model Compatibility

This part works with the following models:
Fix Number: FIX9003852
Manufacturer Part Number: 530047721
Brand Model Number Description
Poulan 031 Trimmer - Line Trimmer
Poulan 033 Trimmer - Poulan String Trimmer Model 033 Parts
Husqvarna 125B Leaf Blower / Vacuum - 28cc 2-Stroke 170-MPH Gas-Powered Handheld Gas Blower
Husqvarna 125BV Leaf Blower / Vacuum - Husqvarna Leaf Blower Model 125BV Parts
Husqvarna 125BVX Leaf Blower / Vacuum - Handheld Leaf Blower
Husqvarna 125BX Leaf Blower / Vacuum - Handheld Leaf Blower
Poulan 131 Trimmer - Poulan String Trimmer Model 131 Parts
Husqvarna 31 Trimmer - Wg Handheld Trimmer
Weed Eater 31WG Trimmer - Gas Trimmer
Craftsman 358341900 Chainsaw - Chain Saw
Craftsman 358341950 Chainsaw - Chainsaw
Craftsman 358348360 Trimmer - Trimmer
Craftsman 358350670 Chainsaw - Chainsaw
Craftsman 358350671 Chainsaw - Chainsaw
Craftsman 358350810 Chainsaw - Chainsaw
Craftsman 358350811 Chainsaw - Chainsaw
Craftsman 358350820 Chainsaw - Chainsaw
Craftsman 358350821 Chainsaw - Chainsaw
Craftsman 358350830 Chainsaw - Chainsaw
Craftsman 358350870 Chainsaw - Chainsaw
Craftsman 358350880 Chainsaw - Chainsaw
Craftsman 358350980 Chainsaw - Chainsaw
Craftsman 358350981 Chainsaw - Chainsaw
Craftsman 358350982 Chainsaw - Gas Chain Saw
Craftsman 358350990 Chainsaw - Chainsaw
Craftsman 358350991 Chainsaw - Chainsaw
Craftsman 358350992 Chainsaw - Gas Chainsaw
Craftsman 358351600 Chainsaw - Chainsaw
Craftsman 358351610 Chainsaw - Chainsaw
Craftsman 358351700 Chainsaw - Chainsaw
Purge Bulb
$ 12.05
  In Stock
Stock Status
 In Stock

Item is in stock and will ship today if your order is placed before 4:00 PM Eastern Standard Time.

If your order is placed after 4:00 PM EST, the in stock items will ship on the next business day.

 On Order

Item is not in stock and usually ships 3-5 business days from the time you place your order.

 Special Order

Item is not in stock and usually ships 10-15 business days from the time you place your order.

 NLA - No Longer Available

This item is no longer being made by the manufacturer, and cannot be added to your shopping cart.